---
title: "ExposedDropdownMenu"
description: "The composable defining the exposed dropdown menu popup."
type: "component"
---
## API Reference

### ExposedDropdownMenu

> Source set: Common

```kotlin
@Composable
public fun ExposedDropdownMenuBoxScope.ExposedDropdownMenu(
    expanded: Boolean,
    onDismissRequest: () -> Unit,
    modifier: Modifier = Modifier,
    scrollState: ScrollState = rememberScrollState(),
    matchAnchorWidth: Boolean = true,
    shape: Shape = MenuDefaults.shape,
    containerColor: Color = MenuDefaults.containerColor,
    tonalElevation: Dp = MenuDefaults.TonalElevation,
    shadowElevation: Dp = MenuDefaults.ShadowElevation,
    border: BorderStroke? = null,
    content: @Composable ColumnScope.() -> Unit,
)
```

#### Parameters

| | |
| --- | --- |
| expanded | whether the menu is expanded |
| onDismissRequest | called when the user requests to dismiss the menu, such as by tapping outside the menu's bounds |
| modifier | the [Modifier](/jetpack-compose/androidx.compose.ui/ui/interfaces/Modifier) to be applied to this menu |
| scrollState | a [ScrollState](/jetpack-compose/androidx.compose.foundation/foundation/classes/ScrollState) used by the menu's content for items vertical scrolling |
| matchAnchorWidth | whether the menu's width should be forcefully constrained to match the width of the text field to which it's attached. |
| shape | the shape of the menu |
| containerColor | the container color of the menu |
| tonalElevation | when `containerColor` is [ColorScheme.surface](/jetpack-compose/androidx.compose.material3/material3/classes/ColorScheme), a translucent primary color overlay is applied on top of the container. A higher tonal elevation value will result in a darker color in light theme and lighter color in dark theme. See also: [Surface](/jetpack-compose/androidx.compose.material3/material3/components/Surface). |
| shadowElevation | the elevation for the shadow below the menu |
| border | the border to draw around the container of the menu. Pass `null` for no border. |
| content | the content of the menu |